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Journal of Medical Ultrasonics (2001)|January 3, 2020
Modified high-resolution wavenumber analysis for detection of pulse wave velocity using coefficient of variation of arterial wall acceleration waveformsRyo Nagaoka, Hideyuki HasegawaJournal of Medical Ultrasonics (2001)|February 21, 2020
Improvement of performance of minimum variance beamformer by introducing cross covariance estimateHideyuki Hasegawa, Ryo NagaokaJournal of Medical Ultrasonics (2001)|March 9, 2019
Initial phantom study on estimation of speed of sound in medium using coherence among received echo signalsHideyuki Hasegawa, Ryo NagaokaJournal of Medical Ultrasonics (2001)|January 25, 2019
Identification of vascular lumen by singular value decomposition filtering on blood flow velocity distributionRyo Nagaoka, Hideyuki HasegawaUltrasonic Imaging|December 6, 2019
Converting Coherence to Signal-to-noise Ratio for Enhancement of Adaptive Ultrasound ImagingHideyuki Hasegawa, Ryo NagaokaUltrasonics|December 6, 2021
Improving image contrast and accuracy in velocity estimation by convolution filters for intracardiac blood flow imagingMichiya Mozumi, Ryo Nagaoka, Hideyuki HasegawaIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control|February 16, 2022
On the Investigation of Autocorrelation-Based Vector Doppler Method With Plane Wave ImagingHideyuki Hasegawa, Masaaki Omura, Ryo NagaokaAnnual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference|October 11, 2013
Relation between morphology of sebaceous glands inside human skin and viscoelastic propertiesRyo Nagaoka, Kazuto Kobayashi, Yoshifumi SaijoJournal of Medical Ultrasonics (2001)|November 10, 2023
Investigation of a method to estimate the average speed of sound using phase variances of element signals for ultrasound compound imagingRyo Nagaoka, Masaaki Omura, Hideyuki HasegawaJournal of Medical Ultrasonics (2001)|August 5, 2020
Preliminary study on the separation of specular reflection and backscattering components using synthetic aperture beamformingRyo Nagaoka, Jens E Wilhjelm, Hideyuki HasegawaPageof 5